DEWALT D55167 1.6 HP 225 PSI Oil Free High Pressure Low Noise Horizontal Portable Compressor 225 PSI max pressure and 15 gallon tank allows for longer air tool run time 5.0 SCFM at 90 PSI allows for quick compressor recovery time. Wide track, semi-pneumatic tires allow for additional stability, easy movement, and no tire maintenance 78 dBA (tested per ISO3744) operational noise level for a quieter work environment EHP efficient high-pressure technology delivers exceptional air-tool runtimes Oil-free, maintenance-free pump for convenient use